A watercress cultivator

Abstract

The application discloses a water celery middle furrow cultivating machine, which comprises a cultivating machine body, a soil loosening unit arranged on the cultivating machine body, soil and fertilizer scattering units arranged on both sides of the cultivating machine body, and a soil storage bin arranged in the cultivating machine body and used for pre-storing soil required by a front soil loosening mechanism. A conveying unit is arranged between the soil storage bin and the soil and fertilizer scattering units. The soil loosening unit, the front soil loosening mechanism and the conveying unit can realize inclined soil turning treatment on the side of the ridge field, and gradient fertilization can be continuously performed. In the process of advancing and soil turning operation, gradient fertilization is simultaneously performed, so that the utilization rate of the fertilizer is improved, the use amount of the fertilizer per mu is reduced, and the gradient fertilization mode can effectively promote the water celery to absorb the fertilizer and grow.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cultivators, in particular to a water celery intertillage cultivator. BACKGROUND

[0002] At present, water celery is generally planted in soil with high water content. When performing the cultivation operation, the ordinary cultivator can only perform simple cultivation and fertilization operation on the ridge ditch between two ridges. However, since the water celery is planted on the ridge, the simple soil turning and fertilization operation cannot effectively enable the water celery to absorb the fertilizer, thereby reducing the utilization rate of the fertilizer. Therefore, the present application provides a gradient fertilization cultivator for water celery planting, so as to improve the utilization rate of the fertilizer and reduce unnecessary use of the fertilizer.

[0003] The above content is only used to assist in understanding the technical solutions of the present application and does not represent the acknowledgement of the above content as the closest prior art. SUMMARY

[0004] The present application aims to provide a water celery intertillage cultivator to solve the problem that the water celery is planted on the ridge, the simple soil turning and fertilization operation cannot effectively enable the water celery to absorb the fertilizer, thereby reducing the utilization rate of the fertilizer.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a water celery intertillage cultivator, comprising a cultivator body, further comprising:

[0006] A soil loosening unit is arranged on the cultivator body and is used for turning and loosening the soil at the lower end and the two inclined sides of the cultivator;

[0007] A soil spreading and fertilization unit is arranged on both sides of the cultivator body. After the soil loosening unit loosens the soil on both sides, the soil is spread and fertilized on the two inclined side ridges in a gradient manner.

[0008] A soil storage bin is arranged inside the cultivator body and is used for pre-storing the soil required by the front soil loosening mechanism. A conveying unit is arranged between the soil storage bin and the soil spreading and fertilization unit and is used for conveying the soil in the soil storage bin to the soil spreading and fertilization unit.

[0009] Preferably, the soil loosening unit comprises:

[0010] A front soil loosening mechanism is arranged at the front end of the cultivator body and is used for turning the soil at the lower end of the cultivator;

[0011] Two side soil loosening mechanisms are arranged on both sides of the cultivator body and are used for loosening the inclined surfaces on both sides of the ridge.

[0012] Preferably, the front soil loosening mechanism comprises:

[0013] The soil turning wheel is arranged at the front end of the soil cultivating machine body and is installed on the front end of the soil cultivating machine body by the frame body and is driven to rotate by the motor arranged on the soil cultivating machine body.

[0014] The soil turning knives are arranged on the soil turning wheel in an array and are used to turn the soil when the soil turning wheel rotates.

[0015] The at least one set of soil shoveling parts is arranged on the soil turning knives and is used to deliver the turned soil into the soil storage bin.

[0016] The impurity removing part is arranged in the soil storage bin and is used to receive the soil delivered by the soil shoveling parts and separate the relatively large stones contained in the soil.

[0017] Preferably, the soil shoveling part comprises:

[0018] The push plate is slidingly arranged on the soil turning knife, both sides of the soil turning knife are provided with a sliding groove in which the push plate slides along the arc surface of the soil turning knife, and both sides of the push plate are provided with a sliding block for sliding the push plate in the sliding groove.

[0019] The pushing assembly is arranged between the sliding block and the soil cultivating machine body and is used to push the soil on the soil turning knife to the impurity removing part when the soil turning knife rotates to the position of the soil storage bin during the rotation of the soil turning wheel.

[0020] Preferably, the pushing assembly comprises:

[0021] The tooth groove is arranged on the sliding block, and the first gear is arranged on the tooth groove in meshing.

[0022] The adjusting gear is coaxially connected with the first gear through a gear shaft, the gear shaft penetrates the frame body to make the adjusting gear rotatingly arranged on the frame body, the second gear is arranged on the outer side of the adjusting gear in meshing, and the second gear is rotatingly arranged on the frame body.

[0023] The arc-shaped rack is fixedly arranged on the frame body through a fixing plate and is arranged close to the position of the impurity removing part and is in meshing with the arc-shaped rack when the second gear rotates to the position of the arc-shaped rack.

[0024] The reset member is arranged in the sliding groove and is used to reset the push plate after the second gear and the arc-shaped rack end the meshing after the push plate pushes the soil to the impurity removing part.

[0025] Preferably, the impurity removing part comprises:

[0026] The filter plate is arranged in the soil storage bin in an inclined manner and is used to receive the soil delivered by the soil shoveling part, the vibration machine is arranged at the four corners of the filter plate, and the baffle is arranged at the inclined end of the filter plate.

[0027] The conveying belt is arranged below the filter plate and is used for receiving the soil falling from the filter screen and transporting the soil to the conveying unit inside the soil storage bin so that the conveying unit transports the soil with impurities to the front soil loosening mechanism.

[0028] Preferably, the soil and fertilizer spreading unit comprises:

[0029] The soil box is fixedly arranged on the side wall of the cultivator body, and the bottom of the soil box is provided with double doors.

[0030] The fertilizer bin is arranged at the rear end of the soil box, and the fertilizer bin is provided with an inclined funnel.

[0031] A plurality of blocking blocks are uniformly arranged at the discharge port of the lower end of the fertilizer bin, and the two sides thereof are arranged in an inclined manner.

[0032] The synchronous cooperation assembly is arranged between the soil box and the blocking blocks of the fertilizer bin, and is used for moving the plurality of blocking blocks downward from the outer end of the cultivator body to a shorter and shorter distance when the bottom of the soil box is opened, so as to realize that the fertilizer bin falls less and less to the cultivator body, and to realize the step-by-step fertilization after soil loosening.

[0033] Preferably, the synchronous cooperation assembly comprises:

[0034] The lower discharging plate is arranged on the soil box at the lower end of the blocking block through a shaft rod, and the shaft rod extends outward and is provided with a third gear and a fourth gear which are meshed with each other.

[0035] A plurality of connecting rings are arranged on the lower discharging plate in an inclined angle from the outer end of the fertilizer bin to the cultivator body, and one connecting ring corresponds to one blocking block.

[0036] The connecting rope is fixed at one end to the connecting ring and connected at the other end to the lower end of the blocking block.

[0037] The first reset part is arranged between the lower discharging plate and the soil box and is used for resetting the lower discharging plate.

[0038] The second reset part is arranged between the blocking block and the fertilizer bin and is used for resetting the blocking block.

[0039] Preferably, the first reset part is provided with two groups of elastic expansion rods which are symmetrically arranged on the two sides of the lower discharging plate, and the two ends thereof are respectively rotatably arranged with the lower discharging plate and the outer wall of the soil box.

[0040] Preferably, the second reset part comprises:

[0041] The connecting plate is fixedly arranged at the upper end of the fertilizer bin.

[0042] A plurality of sliding rods are connected at one end to the blocking block and at the other end to the limiting block which is slidably arranged through the connecting plate.

[0043] The reset spring is sleeved on the slide rod, one end of which abuts against the connecting plate, and the other end abuts against the limiting block.

[0044] Compared with the prior art, the present application has the following advantages:

[0045] The present application can realize inclined soil turning treatment of the ridge side during the process of the ridger body advancing in the ridge field, continuous gradient fertilization, gradient fertilization during the advancing soil turning operation, thereby improving the utilization rate of the fertilizer, reducing the fertilizer usage amount of the same mu, and effectively promoting the water celery to absorb the fertilizer for growth. BRIEF DESCRIPTION OF DRAWINGS

[0046] Figure 1 It is a ridger body and ridge placement structure schematic view of the present application;

[0047] Figure 2 It is a whole structure schematic view of the ridger body of the present application;

[0048] Figure 3 It is another angle whole structure schematic view of the ridger body of the present application;

[0049] Figure 4 It is a push assembly section view of the present application;

[0050] Figure 5 It is a front end soil loosening mechanism and soil storage bin connection front view of the present application;

[0051] Figure 6 It is a front end soil loosening mechanism and impurity removal part connection structure view of the present application;

[0052] Figure 7 It is a back surface schematic view of the soil storage bin of the present application;

[0053] Figure 8 It is a whole structure view of the soil spreading and fertilizing unit of the present application;

[0054] Figure 9 It is a fertilizer bin sectional view of the soil spreading and fertilizing unit of the present application;

[0055] Figure 10 It is Figure 3 An enlarged view of A;

[0056] Figure 11 It is Figure 9 An enlarged view of B.

[0057] 1 - cultivator body; 2 - soil loosening unit; 21 - front end soil loosening mechanism; 211 - soil turning wheel; 212 - soil turning knife; 213 - soil shoveling part; 2131 - push plate; 2132 - sliding groove; 2133 - sliding block; 2134 - pushing assembly; 2135 - tooth groove; 2136 - adjusting gear; 2137 - first gear; 2138 - second gear; 2139 - arc-shaped rack; 2130 - reset member; 214 - impurity removing part; 2141 - filter plate; 2142 - vibrating machine; 2143 - conveying belt; 22 - two-side soil loosening mechanism; 3 - soil spreading and fertilizing unit; 31 - soil spreading box; 32 - fertilizer bin; 33 - blocking block; 34 - synchronous cooperation assembly; 341 - discharging plate; 342 - third gear; 343 - fourth gear; 344 - connecting ring; 345 - connecting rope; 346 - first reset part; 347 - second reset part; 3471 - connecting plate; 3472 - sliding rod; 3473 - reset spring; 4 - soil storage bin; 5 - conveying unit. DETAILED DESCRIPTION

[0058] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0059] Please refer to Figures 1-11 The present application provides a technical solution: a water celery middle cultivating and soil covering machine, comprising a soil covering machine body 1, further comprising:

[0060] A soil loosening unit 2 is arranged on the soil covering machine body 1, and is used for turning and loosening the soil at the lower end and the two inclined sides of the soil covering machine;

[0061] A soil spreading and fertilizing unit 3 is arranged on both sides of the soil covering machine body 1, and is used for gradient soil spreading and fertilizer application on the two inclined sides of the ridge field after the soil loosening unit 2 loosens the soil on both sides;

[0062] A soil storage bin 4 is arranged inside the soil covering machine body 1, and is used for pre-storing the soil required by the soil spreading and fertilizing unit 3. A conveying unit 5 is arranged between the soil storage bin 4 and the soil spreading and fertilizing unit 3, and is used for conveying the soil in the soil storage bin 4 to the soil spreading and fertilizing unit 3;

[0063] Among them, the conveying unit 5 is provided with two groups of symmetrically arranged spiral conveying augers, which convey the soil in the soil storage bin 4 to the soil spreading and fertilizing unit 3.

[0064] Among them, the soil loosening unit 2 comprises:

[0065] The front-end soil loosening mechanism 21 is arranged at the front end of the ridger body 1 and is used for loosening the soil at the lower end of the ridger;

[0066] The two-side soil loosening mechanism 22 is arranged at the two sides of the ridger body 1 and is used for loosening the inclined surface at the two sides of the ridge field;

[0067] The two-side soil loosening mechanism 22 is arranged on the inclined shaft and is provided with the spiral soil turning blade, the spiral soil turning blade is driven to rotate by the rotation of the shaft, and the soil at the two sides of the ridge field is turned to the inclined surface state, so as to cooperate with the gradient fertilization in the later period.

[0068] Meanwhile, the front-end soil loosening mechanism 21 comprises:

[0069] The soil turning wheel 211 is rotationally arranged at the front end of the ridger body 1, the soil turning wheel 211 is mounted at the front end of the ridger body 1 through the frame body and is driven to rotate by the motor arranged on the ridger body 1;

[0070] The soil turning knife 212 is arranged in an array on the soil turning wheel 211 and is used for turning the soil when the soil turning wheel 211 rotates;

[0071] The at least one soil shoveling part 213 is arranged on the soil turning knife 212 and is used for conveying the turned soil into the soil storage bin 4, the number of the soil shoveling part 213 is determined according to the amount of the soil needed to be supplemented into the soil storage bin 4;

[0072] The impurity removing part 214 is arranged in the soil storage bin 4 and is used for receiving the soil conveyed by the soil shoveling part 213 and separating the relatively large stones contained in the soil.

[0073] In addition, the soil shoveling part 213 comprises:

[0074] The push plate 2131 is slidingly arranged on the soil turning knife 212, the soil turning knife 212 is provided with the sliding groove 2132 on the two sides of the push plate 2131 along the arc surface of the soil turning knife 212, and the sliding block 2133 for sliding the push plate 2131 in the sliding groove 2132 is arranged on the two sides of the push plate 2131;

[0075] The pushing assembly 2134 is arranged between the sliding block 2133 and the ridger body 1, when the soil turning knife 212 rotates to the storage bin position during the rotation of the soil turning wheel 211, the push plate 2131 can push the soil on the soil turning knife 212 to the impurity removing part 214.

[0076] Meanwhile, the pushing assembly 2134 comprises:

[0077] The gear slot 2135 is arranged on the sliding block 2133, and the first gear 2137 is engaged on the gear slot 2135;

[0078] The adjusting gear 2136 is coaxially connected with the first gear 2137 through a gear shaft, the gear shaft is arranged through the frame to rotate the adjusting gear 2136 on the frame, and the adjusting gear 2136 is rotatably arranged outside the second gear 2138;

[0079] The arc-shaped rack 2139 is fixedly arranged on the frame through the fixing plate and arranged at a position close to the impurity removing part 214, and is engaged with the arc-shaped rack 2139 when the second gear 2138 rotates to the position of the arc-shaped rack 2139;

[0080] The reset member 2130 is arranged in the sliding groove 2132 and used for resetting the push plate 2131 after the second gear 2138 and the arc-shaped rack 2139 end the engagement after the push plate 2131 pushes the soil to the impurity removing part 214;

[0081] The reset member 2130 is provided with a compression spring, and the two ends of the compression spring are respectively connected with the sliding block 2133 and the end of the sliding groove 2132.

[0082] When the soil turning wheel 211 rotates to the position of the arc-shaped rack 2139, the second gear 2138 is engaged with the arc-shaped rack 2139, and when the soil turning wheel 211 continues to rotate, the second gear 2138 is driven to rotate, thereby driving the adjusting gear 2136 engaged with the second gear 2138 to rotate, and then the first gear 2137 is driven to rotate through the gear shaft, and when the first gear 2137 rotates, the sliding block 2133 is driven to move in the sliding groove 2132, thereby pushing the soil on the impurity removing part 214 out when the soil turning knife 212 moves the impurity removing part 214, and the compression spring is compressed. After the second gear 2138 and the arc-shaped rack 2139 end the engagement, the push plate 2131 is reset under the elastic force of the compressed compression spring, thereby realizing the soil adding operation of the soil storage bin 4.

[0083] The impurity removing part 214 includes:

[0084] The filter plate 2141 is obliquely arranged in the soil storage bin 4 and used for receiving the soil delivered by the soil shoveling part 213, the filter plate 2141 is provided with a vibration machine 2142 at four corners, and the oblique end of the filter plate 2141 is provided with a baffle;

[0085] The conveying belt 2143 is arranged below the filter plate 2141 and used for receiving the soil falling from the filter screen and transporting the soil to the conveying unit 5 inside the soil storage bin 4, so that the conveying unit 5 conveys the impurity-removed soil to the soil spreading and fertilizing unit 3;

[0086] In work, the soil pushed by the push plate 2131 falls on the filter plate 2141, and under the operation of the vibrating machine 2142, the large stones in the soil are separated from the soil. The large stones will slowly roll to the baffle position under the vibration and be placed for later cleaning. The soil after removing impurities will fall on the conveyor belt 2143 and be transported to the conveying unit 5 in the storage.

[0087] Meanwhile, the soil and fertilizer spreading unit 3 comprises:

[0088] The soil box 31 is fixedly arranged on the side wall of the ridger body 1, and the bottom of the soil box 31 is provided with double doors, which are rotatably arranged on the soil box 31 through door shafts, and a motor is arranged at one end of the door shaft extending to the outer end of the soil box 31 to drive the soil box 31 to open.

[0089] The fertilizer bin 32 is arranged at the rear end of the soil box 31, and the fertilizer bin 32 is provided with an inclined funnel type inside.

[0090] A plurality of blocking blocks 33 are uniformly arranged at the discharge port of the lower end of the fertilizer bin 32, and the two sides thereof are inclined.

[0091] The synchronous cooperation assembly 34 is arranged between the soil box 31 and the blocking blocks 33 of the fertilizer bin 32, and when the bottom of the soil box 31 is opened, the plurality of blocking blocks 33 move downward from the outer end of the ridger body 1 to a shorter and shorter distance, so as to realize that the fertilizer bin 32 falls less and less to the ridger body 1, thereby realizing the step-by-step fertilization after loosening the soil.

[0092] In addition, the synchronous cooperation assembly 34 comprises:

[0093] The lower plate 341 is rotatably arranged on the soil box 31 at the lower end of the blocking block 33 through a shaft rod, and the shaft rod extends outward and is provided with a third gear 342 and a fourth gear 343 which are meshed with each other.

[0094] A plurality of connecting rings 344 are arranged on the lower plate 341 from the outer end of the fertilizer bin 32 to the ridger body 1 in an inclined angle from outside to inside, and one connecting ring 344 corresponds to one blocking block 33.

[0095] The connecting rope 345 is fixed at one end to the connecting ring 344 and connected at the other end to the lower end of the blocking block 33.

[0096] The first reset part 346 is arranged between the lower plate 341 and the soil box 31, and is used for resetting the lower plate 341.

[0097] The second reset part 347 is arranged between the blocking block 33 and the fertilizer bin 32, and is used for resetting the blocking block 33.

[0098] The first reset part 346 is arranged as two groups of elastic telescopic rods, symmetrically arranged on both sides of the discharging plate 341, and the two ends thereof are rotatably arranged with the discharging plate 341 and the outer wall of the soil spreading box 31.

[0099] Finally, the second reset part 347 comprises:

[0100] A connecting plate 3471 is fixedly arranged at the upper end of the fertilizer bin 32;

[0101] A plurality of slide rods 3472 are connected to the blockage block 33 at one end and slide through the connecting plate 3471 to be arranged with a limiting block at the other end;

[0102] A reset spring 3473 is sleeved on the slide rod 3472, one end of which is abutted with the connecting plate 3471, and the other end of which is abutted with the limiting block;

[0103] When the double doors at the bottom of the soil spreading box 31 are opened by the motor, the third gear 342 and the fourth gear 343 are driven to rotate, thereby driving the discharging plate 341 to rotate and move by an angle, so that the blockage block 33 is pulled downward by the connecting rope 345, and due to the position arrangement of the connecting ring 344 connected with the connecting rope 345, the distance of the blockage block 33 pulled downward by the connecting rope 345 is reduced from the outer end of the fertilizer bin 32 to the direction of the cultivator body 1, so that the fertilizer discharged from the outer end of the fertilizer bin 32 to the direction of the cultivator body 1 is sequentially reduced, thereby realizing gradient fertilization when the fertilizer falls on the field ridge, so that the place closer to the water celery root can absorb more fertilizer, so as to improve the utilization rate of the fertilizer.

[0104] It should be noted that in this text, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0105] Although the embodiments of the present application have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A watercress cultivation device comprising a cultivation device body (1), characterized in that, Also include: The soil loosening unit (2) is arranged on the soil cultivating machine body (1), and is used for turning and loosening the soil at the lower end and the two inclined sides of the soil cultivating machine; The soil and fertilizer spreading unit (3) is arranged on both sides of the soil cultivating machine body (1), and is used for gradient soil and fertilizer spreading on the two inclined sides of the ridge field after the soil loosening unit (2) loosens the soil on both sides; The soil storage bin (4) is arranged inside the soil cultivating machine body (1), and is used for pre-storing the soil required by the soil and fertilizer spreading unit (3), and a conveying unit (5) is arranged between the soil storage bin (4) and the soil and fertilizer spreading unit (3), which is used for conveying the soil tank in the soil storage bin (4) to the soil and fertilizer spreading unit (3); The soil loosening unit (2) comprises: The front end soil loosening mechanism (21) is arranged at the front end of the soil cultivating machine body (1), and is used for turning the soil at the lower end of the soil cultivating machine; The two side soil loosening mechanisms (22) are arranged on both sides of the soil cultivating machine body (1), and are used for loosening the inclined surfaces on both sides of the ridge field; The soil and fertilizer spreading unit (3) comprises: The soil spreading box (31) is fixedly arranged on the side wall of the soil cultivating machine body (1), and the bottom of the soil spreading box (31) is provided with double doors; The fertilizer bin (32) is arranged at the rear side end of the soil spreading box (31), and the fertilizer bin (32) is arranged in an inclined funnel shape; A plurality of blocking blocks (33) are uniformly arranged at the discharge port of the lower end of the fertilizer bin (32), and the two sides thereof are arranged in an inclined manner; The synchronous cooperation assembly (34) is arranged between the soil spreading box (31) and the blocking block (33) of the fertilizer bin (32), and is used for moving the plurality of blocking blocks (33) from the outer end of the soil cultivating machine body (1) to the lower end at a shorter and shorter distance when the bottom of the soil spreading box (31) is opened, so as to realize that the fertilizer bin (32) falls less and less to the soil cultivating machine body (1), and realize gradient fertilization after soil loosening; The synchronous cooperation assembly (34) comprises: The lower discharging plate (341) is arranged on the soil spreading box (31) at the lower end of the blocking block (33) through the shaft rod, and the shaft rod extends outward and is provided with third and fourth gears (342) and (343) which are meshed with each other; A plurality of connecting rings (344) are arranged on the lower discharging plate (341) from the outer end of the fertilizer bin (32) to the soil cultivating machine body (1) in an inclined angle from outside to inside, and one connecting ring (344) corresponds to one blocking block (33); The connecting rope (345) is fixed to the connecting ring (344) at one end and connected to the lower end of the blocking block (33) at the other end; The first reset part (346) is arranged between the lower discharging plate (341) and the soil spreading box (31), and is used for resetting the lower discharging plate (341); The second reset part (347) is arranged between the blocking block (33) and the fertilizer bin (32), and is used for resetting the blocking block (33).

2. The cultivator according to claim 1, wherein The front end soil loosening mechanism (21) comprises: The soil turning wheel (211) is rotatably arranged at the front end of the soil cultivating machine body (1), and is mounted on the front end of the soil cultivating machine body (1) through the frame body and is driven to rotate by the motor arranged on the soil cultivating machine body (1); The turning-over knives (212) are arranged in an array on the turning-over wheel (211) and used for turning over the soil when the turning-over wheel (211) rotates; The at least one group of shovel parts (213) are arranged on the turning-over knives (212) and used for conveying the turned-over soil into the soil storage bin (4); The impurity removing part (214) is arranged in the soil storage bin (4) and used for receiving the soil conveyed by the shovel part (213) and separating the relatively large stones contained in the soil.

3. A cress cultivator according to claim 2, characterized in that The shovel part (213) comprises: The push plate (2131) is slidingly arranged on the turning-over knife (212), both sides of the turning-over knife (212) are provided with sliding grooves (2132) in which the push plate (2131) slides along the arc surface of the turning-over knife (212), and both sides of the push plate (2131) are provided with sliding blocks (2133) for sliding movement of the push plate (2131) in the sliding grooves (2132); The pushing assembly (2134) is arranged between the sliding block (2133) and the soil cultivating machine body (1) and used for pushing the soil on the turning-over knife (212) to the impurity removing part (214) when the turning-over knife (212) rotates to the storage bin position during the rotation of the turning-over wheel (211).

4. A cress cultivator according to claim 3, characterized in that The pushing assembly (2134) comprises: The gear slot (2135) is arranged on the sliding block (2133), and the first gear (2137) is arranged in mesh with the gear slot (2135); The adjusting gear (2136) is coaxially connected with the first gear (2137) through a gear shaft, the gear shaft penetrates through the frame body to enable the adjusting gear (2136) to rotate on the frame body, the second gear (2138) is arranged in mesh with the outer side of the adjusting gear (2136), and the second gear (2138) is arranged to rotate on the frame body; The arc-shaped rack (2139) is fixedly arranged on the frame body through the fixing plate and arranged at a position close to the impurity removing part (214) and in mesh with the arc-shaped rack (2139) when the second gear (2138) rotates to the position of the arc-shaped rack (2139); The reset member (2130) is arranged in the sliding groove (2132) and used for resetting the push plate (2131) after the push plate (2131) pushes the soil to the impurity removing part (214) and the second gear (2138) and the arc-shaped rack (2139) end the meshing.

5. The cress cultivator according to claim 2, characterized in that The impurity removing part (214) comprises: The filter plate (2141) is arranged in the soil storage bin (4) and used for receiving the soil conveyed by the shovel part (213), the vibration machine (2142) is arranged at the four corners of the filter plate (2141), and the inclined end of the filter plate (2141) is provided with a baffle; The conveying belt (2143) is arranged below the filter plate (2141) and used for receiving the soil falling from the filter screen and conveying the soil to the conveying unit (5) inside the soil storage bin (4) so that the conveying unit (5) conveys the impurity-removed soil to the soil spreading and fertilizing unit (3).

6. The cress cultivator according to claim 1, characterized in that The first reset part (346) is arranged as two groups of elastic telescopic rods and symmetrically arranged on both sides of the discharging plate (341), and both ends of the elastic telescopic rods are rotatably arranged with the discharging plate (341) and the outer wall of the soil spreading box (31).

7. The cress cultivator according to claim 1, characterized in that The second reset part (347) comprises: A connecting plate (3471) fixedly arranged at the upper end of the fertilizer bin (32) and at the inlet; A plurality of slide rods (3472) connected to the blockage block (33) at one end and slidably penetrating the connecting plate (3471) and arranged with a limiting block at the other end; A reset spring (3473) sleeved on the slide rod (3472) and abutting against the connecting plate (3471) at one end and abutting against the limiting block at the other end.

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